Home / 38,437.92-53,048.48-21,442.24

Finding the Fourth Proportional to 38,437.92, 53,048.48 and 21,442.24

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Solution

The fourth proportional to 38,437.92, 53,048.48 and 21,442.24 is: 29,592.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,437.92 : 53,048.48 = 21,442.24 : x
  2. Step 2: Convert to fraction form
    38,437.92/53,048.48 = 21,442.24/x
  3. Step 3: Cross multiply
    38,437.92x = 53,048.48 × 21,442.24
  4. Step 4: Simplify right side
    38,437.92x = 1,137,478,239.80
  5. Step 5: Solve for x
    x = 1,137,478,239.80/38,437.92
  6. Step 6: Final answer
    x = 29,592.61

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.